Backport image puller docstring change to 7.24.x

[tomgeorge]

What does this PR do?

Backports #627 to 7.24.x

Screenshot/screencast of this PR

What issues does this PR fix or reference?

How to test this PR?

PR Checklist

As the author of this Pull Request I made sure that:

• The Eclipse Contributor Agreement is valid
• Code produced is complete
• Code builds without errors
• Tests are covering the bugfix
• Custom resource definition file is up to date
• Nightly OLM bundle is up to date
• The repository devfile is up to date and works
• Sections What issues does this PR fix or reference and How to test this PR completed
• Relevant user documentation updated
• Relevant contributing documentation updated
• CI/CD changes implemented, documented and communicated

Reviewers

Reviewers, please comment how you tested the PR when approving it.

[tomgeorge]

/retest

[tolusha]

It is ready to merge.

[openshift-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: ibuziuk, tolusha, tomgeorge
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[openshift-ci-robot]

New changes are detected. LGTM label has been removed.

[tomgeorge]

/retest

[tomgeorge]

/retest

[tomgeorge]

/retest

[openshift-merge-robot]

@tomgeorge: The following test failed, say /retest to rerun all failed tests:

Test name	Commit	Details	Rerun command
ci/prow/v4-che-operator-update	881e5ec	link	/test v4-che-operator-update

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